SYSTEM PM

System PM device is a virtual device that handles all CPU subsystem low power
mode activties. When entering core shutdown, resource state that were requested
from the processor may be relinquished and set to idle and restored when the
cores are brought out of sleep.

PROPERTIES

- compatible:
	Usage: required
	Value type: <string>
	Definition: must be "qcom,system-pm".

-mboxes:
	Usage: optional
	Value type: <phandle>
	Definition: phandle the TCS mailbox controller for the CPU subsystem.
	This property is generally set only for SoCs that use RPMH communication
	through a mailbox controller.

EXAMPLE

	system_pm {
		compatible = "qcom,system-pm";
		mboxes = <&apps_rsc 0>;
	};


